Definitions, sections 260.435 to 260.480 - definition of hazardous waste ...
Mo. Rev. Stat. § 260.435
in effect260.435. Definitions, sections 260.435 to 260.480 — definition of hazardous waste not to include certain materials. — The definitions set forth in section 260.360 shall apply to sections 260.435 to 260.480 and, in addition to such definitions, the term "abandoned or uncontrolled" means any property where hazardous waste has been illegally disposed of, or where hazardous waste was disposed of prior to regulation under sections 260.350 to 260.430 . However, the term "hazardous waste" as used in sections 260.350 to 260.480 shall not include:
(1) Fly ash waste, bottom ash waste, slag waste and flue gas emission control waste generated primarily from the combustion of coal or other fossil fuels;
(2) Solid waste from the extraction, beneficiation and processing of ores and minerals, including phosphate rock and overburden from the mining of uranium ore; or
(3) Cement kiln dust waste; unless any such waste becomes subject to regulation under the Federal Hazardous Waste Management Act, then such waste excluded under this section shall be subject to regulation under this act * .
(L. 1983 H.B. 528) Effective 6-27-83 *"This act" (H.B. 528, 1983) contained numerous sections. Consult Disposition of Sections table for a definitive listing.
Source: Open US Law by Vaquill AI (CC BY 4.0)URL: https://revisor.mo.gov/main/OneSection.aspx?section=260.435Fetched: 10/17/2026